TidalHealth Peninsula Regional
Disclosed May 26, 20215 years ago4,070 affectedConfirmed
The covered entity (CE), Tidal Health Peninsula Regional, reported that its business associate (BA) was the victim of a ransomware attack that affected the electronic protected health information (ePHI) of 4,070 individuals. The ePHI involved included names, dates of birth, and prescription information. The CE and BA notified HHS, affected individuals, the media, and provided substitute notice. Complimentary credit monitoring services were provided to affected individuals. In response to the breach, the CE provided the BA with training on HIPAA requirement to protect and secure ePHI.
What is known
| People affected | 4,070 (as reported to HHS) |
|---|---|
| Disclosed | May 26, 2021 |
| Attack | Hacking |
| Data exposed | Names, Health |
| Sector | Healthcare · US |
| Status | Confirmed |
Sources
| Source | |
|---|---|
| HHS OCR breach report (archive, resolved): TidalHealth Peninsula Regional (Healthcare Provider, MD)ocrportal.hhs.gov · Official notice | Official notice |
Notices filed
| Where | Filed | People |
|---|---|---|
| HHS archivetotal | May 26, 2021 | 4,070 |
History of this record
- 2026-09-25 · added · backfill source
First seen 2026-09-25 (HHS archive), confirmed by HHS OCR. Record counts are as reported. Not legal advice.